CN105932370B - A kind of heat management system of power battery - Google Patents
A kind of heat management system of power battery Download PDFInfo
- Publication number
- CN105932370B CN105932370B CN201610518975.2A CN201610518975A CN105932370B CN 105932370 B CN105932370 B CN 105932370B CN 201610518975 A CN201610518975 A CN 201610518975A CN 105932370 B CN105932370 B CN 105932370B
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- China
- Prior art keywords
- battery
- air bag
- management system
- heat management
- air
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/617—Types of temperature control for achieving uniformity or desired distribution of temperature
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6563—Gases with forced flow, e.g. by blowers
- H01M10/6564—Gases with forced flow, e.g. by blowers using compressed gas
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The present invention relates to a kind of heat management system of power battery.Including Battery case, multiple battery modules are equipped with the Battery case, air bag is equipped between multiple battery modules and between battery module and the inner wall of Battery case, the inside air bag is equipped with temperature sensor, air inlet pipe and exhaust pipe are connected with the air bag, the first control valve and the second control valve are respectively equipped with the air inlet pipe and exhaust pipe, the air inlet pipe is connected with compressor of air conditioner, the temperature sensor is connected with the input terminal of controller, the compressor of air conditioner, first control valve and the second control valve are connected with the output terminal of controller.As shown from the above technical solution, the present invention to closed air bag by being filled with cold air or hot gas, to realize cooling or heating to battery module, can avoid cold air or hot gas directly contacts with battery module and water vapor condensation is caused battery short circuit, the safety in utilization of battery is improved, and battery weight is small.
Description
Technical field
The present invention relates to power battery field, and in particular to a kind of heat management system of power battery.
Background technology
At present, the electric automobile of zero-emission high-volume already becomes the main force of city new-energy automobile, and is used as electronic vapour
Its high and low temperature performance of the power battery of car power resources is generally all poor, therefore to carry out heat management to power battery, that is, exists
Battery is heated under low temperature condition, battery is cooled down in the case of a high temperature, to meet that power battery being capable of normal use.City
There is the heat management system of power battery on face carries out heat management by air-flow or carries out heat management two ways by liquid phase.Profit
Heat management is carried out with air-flow, typically air-conditioner wind is directly blown into battery case, allows wind directly to be contacted with battery, so meeting
Because excessive temperature differentials, makes water vapor condensation cause battery short circuit；Utilize liquid phase to carry out heat management, it will usually occur leakage but
Battery short circuit, while battery weight can also be increased using liquid phase heat management system.There is many in the common mode of above two
Drawback.
The content of the invention
It is an object of the invention to provide a kind of heat management system of power battery, to meet power battery in high temperature or low
Temperature is lower to be used.
To achieve the above object, present invention employs following technical scheme：Including Battery case, in the Battery case
Equipped with multiple battery modules, gas is equipped between multiple battery modules and between battery module and the inner wall of Battery case
Capsule, the inside air bag are equipped with temperature sensor, are connected with air inlet pipe and exhaust pipe on the air bag, the air inlet pipe with
The first control valve and the second control valve are respectively equipped with exhaust pipe, the air inlet pipe is connected with compressor of air conditioner, the temperature
Degree sensor is connected with the input terminal of controller, the compressor of air conditioner, the first control valve and the second control valve and controller
Output terminal be connected.
The air bag includes the square pneumatophore set along four wall of Battery case, and the pneumatophore is equipped with hollow interior
Chamber, the air bag further include the partition being arranged in air bag intracoelomic cavity, and the inner cavity of pneumatophore is separated into more by the partition
A small cavity for accommodating battery module, the pneumatophore and the overall structure that partition is connection.
The outer wall of the air bag is close to the inner wall of Battery case, and the inner wall of the air bag is close to each battery module.
The height of the air bag matches with the height of battery module.
The Battery case is closed babinet.
The compressor of air conditioner is the compressor of air conditioner of both cooling and heating.
The battery module is in Battery case in the more column-shaped arrangements of a line.
The battery module is arranged in Battery case in multiple lines and multiple rows shape.
The air inlet pipe and one end of exhaust pipe are connected with air bag, and the other end of air inlet pipe and exhaust pipe is located at battery case
The outside of body.
As shown from the above technical solution, the present invention to closed air bag by being filled with cold air or hot gas, to realize to battery mould
The cooling or heating of block, can avoid cold air or hot gas directly contacts with battery module and water vapor condensation is caused battery short circuit,
The safety in utilization of battery is improved, and battery weight is small.The system is being cooled down with heating process, and compressor of air conditioner is according to temperature
Degree change intermittent work, avoids the continuous firing of conventional heat pipe reason cooling system or heating equipment, reduces energy consumption, save
Cost, and it is dependable performance, safe.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the connection block diagram of the present invention；
Fig. 3 is the structure diagram of the embodiment of the present invention one；
Fig. 4 is the structure diagram of the embodiment of the present invention two.
Embodiment
The present invention will be further described below in conjunction with the accompanying drawings：
A kind of heat management system of power battery as shown in Figure 1 and Figure 2, including Battery case 1, are equipped with Battery case 1
Multiple battery modules 2, air bag 3, gas are equipped between multiple battery modules 2 and between the inner wall of battery module 2 and Battery case 1
Capsule 3 is internally provided with temperature sensor 4, air inlet pipe 5 and exhaust pipe 6 is connected with air bag 3, air inlet pipe 5 on exhaust pipe 6 with being respectively equipped with
First control valve 7 and the second control valve 8, air inlet pipe 5 are connected with compressor of air conditioner 9, the input of temperature sensor 4 and controller 10
End is connected, and compressor of air conditioner 9, the first control valve 7 and the second control valve 8 are connected with the output terminal of controller 10,
Further, air bag 3 includes the square pneumatophore 31 set along 1 four wall of Battery case, and pneumatophore 31 is equipped with hollow
Inner cavity, air bag 3 further includes the partition 32 being arranged in 31 inner cavity of pneumatophore, and the inner cavity of pneumatophore 31 is separated into more by partition 32
A small cavity 33 for accommodating battery module 2, pneumatophore 31 and the overall structure that partition 32 is connection.The namely section of air bag 3
Actually it is in hollow latticed arrangement, is used for placing battery module 2 in grid.
Further, the outer wall of air bag 3 is close to the inner wall of Battery case 1, and the inner wall of air bag 3 and each battery module 2 are tight
Patch, the state after being inflated this refers to air bag 3.
Further, the height of air bag 3 matches with the height of battery module 2.
Further, Battery case 1 is closed babinet.
Further, compressor of air conditioner 9 is the compressor of air conditioner of both cooling and heating.
Further, air inlet pipe 5 is connected with one end of exhaust pipe 6 with air bag 3, air inlet pipe 5 and the other end position of exhaust pipe 6
In the outside of Battery case 1.
Embodiment one：
As shown in figure 3, battery module 2 is arranged in Battery case 1 in the more column-shaped of a line.It is i.e. corresponding, it is small in air bag 3
The setting number of cavity 33 should be identical with the block number of battery module 2, and it is in the more column-shaped cloth of a line that small cavity 33 is also corresponding
Put.
Embodiment two：
As shown in figure 4, battery module 2 is arranged in Battery case 1 in multiple lines and multiple rows shape.I.e. on the basis of embodiment one
On, separate again plus together middle, small cavity 33 is arranged in multiple lines and multiple rows shape.
The course of work of the present invention is as follows：
When in use, air bag is arranged into the inside of Battery case, then battery module is arranged into the small cavity of air bag
In.
When controller, which receives temperature sensor signal, needs cooling, controller control compressor of air conditioner is opened to refrigeration
State, at the same open the first control valve in air inlet pipe, close exhaust pipe on the second control valve, at this time, compressor of air conditioner to
Drum cold air in air bag, air bag is heaved and contacted completely with battery module, so as to be cooled down to battery module.If gas in air bag
Temperature is increased to when cannot cool down battery module, opens the second control valve on exhaust pipe, and the high-temperature gas in air bag is arranged
Fall, the first control valve being then then turned in air inlet pipe, simultaneously close off the second control valve on exhaust pipe, compressor of air conditioner is to gas
Intracapsular bulging cold air cools down battery module, so repeatedly, untill the temperature of battery module is reduced to and meets the requirements.
When controller, which receives temperature sensor signal, needs heating, controller control compressor of air conditioner is opened to heating
State, at the same open the first control valve in air inlet pipe, close exhaust pipe on the second control valve, at this time, compressor of air conditioner to
Drum hot gas in air bag, air bag is heaved and contacted completely with battery module, so as to be heated to battery module；If gas in air bag
Temperature reduction opens the second control valve on exhaust pipe to when being unable to heating battery module, and the cryogenic gas in air bag is arranged
Fall, the first control valve being then then turned in air inlet pipe, simultaneously close off the second control valve on exhaust pipe, compressor of air conditioner is to gas
Intracapsular bulging hot gas heats battery module, so repeatedly, untill the temperature of battery module is increased to and meets the requirements.
In conclusion the present invention is to closed air bag by being filled with cold air or hot gas, with realize cooling to battery module or
Heating, avoids cold air or hot gas directly contacts with battery module and water vapor condensation is caused battery short circuit, improves battery
Safety in utilization；The phenomenon of leakage of liquid phase heat management system will not occur at the same time, and the weight of battery will not be increased.The system
Cooling down with heating process, compressor of air conditioner avoids conventional heat pipe reason cooling system according to temperature change intermittent work
Or the continuous firing of heating equipment, energy consumption is reduced, has saved cost, and it is dependable performance, safe.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technical side of the those of ordinary skill in the art to the present invention
The various modifications and improvement that case is made, should all fall into the protection domain that claims of the present invention determines.
Claims (9)
1. a kind of heat management system of power battery, including Battery case（1）, it is characterised in that：The Battery case（1）It is interior
Equipped with multiple battery modules（2）, multiple battery modules（2）Between and battery module（2）With Battery case（1）It is interior
Air bag is equipped between wall（3）, the air bag（3）It is internally provided with temperature sensor（4）, the air bag（3）On be connected with air inlet
Pipe（5）With exhaust pipe（6）, the air inlet pipe（5）With exhaust pipe（6）On be respectively equipped with the first control valve（7）With the second control
Valve（8）, the air inlet pipe（5）With compressor of air conditioner（9）It is connected, the temperature sensor（4）With controller（10）It is defeated
Enter end to be connected, the compressor of air conditioner（9）, the first control valve（7）And second control valve（8）With controller（10）Output terminal
It is connected.
2. the heat management system of power battery according to claim 1, it is characterised in that：The air bag（3）Including edge
Battery case（1）The square pneumatophore that four walls are set（31）, the pneumatophore（31）Equipped with hollow inner cavity, the air bag
（3）Further include and be arranged on pneumatophore（31）Partition in inner cavity（32）, the partition（32）By pneumatophore（31）Inner cavity point
It is divided into multiple receiving battery modules（2）Small cavity（33）, the pneumatophore（31）And partition（32）For the entirety knot of connection
Structure.
3. the heat management system of power battery according to claim 1 or 2, it is characterised in that：The air bag（3）Outer wall
With Battery case（1）Inner wall be close to, the air bag（3）Inner wall and each battery module（2）It is close to.
4. the heat management system of power battery according to claim 1 or 2, it is characterised in that：The air bag（3）Height
With battery module（2）Height match.
5. the heat management system of power battery according to claim 1, it is characterised in that：The Battery case（1）For
Closed babinet.
6. the heat management system of power battery according to claim 1, it is characterised in that：The compressor of air conditioner（9）
It is the compressor of air conditioner of both cooling and heating.
7. the heat management system of power battery according to claim 1, it is characterised in that：The battery module（2）
Battery case（1）It is interior to be arranged in the more column-shaped of a line.
8. the heat management system of power battery according to claim 1, it is characterised in that：The battery module（2）
Battery case（1）It is interior to be arranged in multiple lines and multiple rows shape.
9. the heat management system of power battery according to claim 1, it is characterised in that：The air inlet pipe（5）With row
Tracheae（6）One end and air bag（3）Connection, air inlet pipe（5）With exhaust pipe（6）The other end be located at Battery case（1）Outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610518975.2A CN105932370B (en) | 2016-06-30 | 2016-06-30 | A kind of heat management system of power battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610518975.2A CN105932370B (en) | 2016-06-30 | 2016-06-30 | A kind of heat management system of power battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105932370A CN105932370A (en) | 2016-09-07 |
| CN105932370B true CN105932370B (en) | 2018-04-20 |
Family
ID=56830251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610518975.2A Active CN105932370B (en) | 2016-06-30 | 2016-06-30 | A kind of heat management system of power battery |
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| Country | Link |
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| CN (1) | CN105932370B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106450571B (en) * | 2016-11-04 | 2019-09-03 | 北方工业大学 | Battery module and consumer |
| CN107275714B (en) * | 2017-06-27 | 2018-03-09 | 周舜 | A kind of lithium ion battery management system |
| CN107738556B (en) * | 2017-11-14 | 2023-03-28 | 张才友 | Heat-insulation sun-screening device and method for vehicle |
| WO2023004777A1 (en) * | 2021-07-30 | 2023-02-02 | 宁德时代新能源科技股份有限公司 | Battery box body, battery, electric device, and battery preparation method and device |
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| CN104916800A (en) * | 2015-06-03 | 2015-09-16 | 玉树华王投资有限公司 | Battery heat insulation box for electric vehicle |
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Patent Citations (6)
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| CN202231122U (en) * | 2011-10-28 | 2012-05-23 | 上海中科深江电动车辆有限公司 | Intelligent heat management system for power battery box of hybrid power electric vehicle |
| CN202474143U (en) * | 2012-03-23 | 2012-10-03 | 上海中科深江电动车辆有限公司 | Power cell heat management device with temperature adjustment and counterbalance function |
| CN103337675A (en) * | 2013-06-19 | 2013-10-02 | 安徽江淮汽车股份有限公司 | Power battery group of electric vehicle |
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|---|---|
| CN105932370A (en) | 2016-09-07 |
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